[INFO] fetching crate juliex 0.3.0-alpha.8... [INFO] checking juliex-0.3.0-alpha.8 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] extracting crate juliex 0.3.0-alpha.8 into /workspace/builds/worker-19/source [INFO] validating manifest of crates.io crate juliex 0.3.0-alpha.8 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate juliex 0.3.0-alpha.8 [INFO] finished tweaking crates.io crate juliex 0.3.0-alpha.8 [INFO] tweaked toml for crates.io crate juliex 0.3.0-alpha.8 written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate crates.io crate juliex 0.3.0-alpha.8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.4.0 [INFO] [stderr] Downloaded bitflags v1.0.4 [INFO] [stderr] Downloaded arrayvec v0.4.10 [INFO] [stderr] Downloaded crossbeam v0.7.2 [INFO] [stderr] Downloaded owning_ref v0.4.0 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded cfg-if v0.1.6 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded rand_core v0.5.0 [INFO] [stderr] Downloaded autocfg v0.1.2 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded stable_deref_trait v1.1.1 [INFO] [stderr] Downloaded lazy_static v1.2.0 [INFO] [stderr] Downloaded iovec v0.1.2 [INFO] [stderr] Downloaded futures-select-macro-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded rand_jitter v0.1.3 [INFO] [stderr] Downloaded num_cpus v1.10.0 [INFO] [stderr] Downloaded rand_os v0.1.2 [INFO] [stderr] Downloaded syn v0.15.34 [INFO] [stderr] Downloaded libc v0.2.60 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded mio v0.6.16 [INFO] [stderr] Downloaded async-ready v2.1.0 [INFO] [stderr] Downloaded smallvec v0.6.9 [INFO] [stderr] Downloaded memchr v2.2.0 [INFO] [stderr] Downloaded parking_lot v0.7.1 [INFO] [stderr] Downloaded winapi v0.3.6 [INFO] [stderr] Downloaded async-datagram v2.2.0 [INFO] [stderr] Downloaded getrandom v0.1.3 [INFO] [stderr] Downloaded romio v0.3.0-alpha.7 [INFO] [stderr] Downloaded parking_lot_core v0.4.0 [INFO] [stderr] Downloaded proc-macro-hack v0.5.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 27252c2585b28031928b97055f924f28e73b24868570de87f823def65d7d890f [INFO] running `Command { std: "docker" "start" "-a" "27252c2585b28031928b97055f924f28e73b24868570de87f823def65d7d890f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27252c2585b28031928b97055f924f28e73b24868570de87f823def65d7d890f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27252c2585b28031928b97055f924f28e73b24868570de87f823def65d7d890f", kill_on_drop: false }` [INFO] [stdout] 27252c2585b28031928b97055f924f28e73b24868570de87f823def65d7d890f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a4f5dd7e5633d1cf87183ace01cd3b249eae49c936b615bb053b78887bbb064 [INFO] running `Command { std: "docker" "start" "-a" "3a4f5dd7e5633d1cf87183ace01cd3b249eae49c936b615bb053b78887bbb064", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo. [INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously. [INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html [INFO] [stderr] When building the following dependencies, the given features will no longer be used: [INFO] [stderr] [INFO] [stderr] futures-core-preview v0.3.0-alpha.17: nightly [INFO] [stderr] futures-preview v0.3.0-alpha.17: async-await, nightly [INFO] [stderr] futures-util-preview v0.3.0-alpha.17: async-await, futures-select-macro-preview, nightly, proc-macro-hack, proc-macro-nested, rand, select-macro [INFO] [stderr] [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.17 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking async-ready v2.1.0 [INFO] [stderr] Checking async-datagram v2.2.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.17 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking getrandom v0.1.3 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking crossbeam v0.7.2 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.7 [INFO] [stderr] Compiling futures-select-macro-preview v0.3.0-alpha.17 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.17 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.17 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.17 [INFO] [stderr] Checking romio v0.3.0-alpha.7 [INFO] [stderr] Checking juliex v0.3.0-alpha.8 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/http.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/echo.rs from 2018 edition to 2021 [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> examples/http.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:56:27 [INFO] [stdout] | [INFO] [stdout] 56 | #![cfg_attr(test, feature(async_await))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> examples/echo.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.29s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking juliex v0.3.0-alpha.8 (/tmp/fixit) [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:56:27 [INFO] [stdout] | [INFO] [stdout] 56 | #![cfg_attr(test, feature(async_await))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> examples/http.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> examples/echo.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "3a4f5dd7e5633d1cf87183ace01cd3b249eae49c936b615bb053b78887bbb064", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a4f5dd7e5633d1cf87183ace01cd3b249eae49c936b615bb053b78887bbb064", kill_on_drop: false }` [INFO] [stdout] 3a4f5dd7e5633d1cf87183ace01cd3b249eae49c936b615bb053b78887bbb064